Note

If you want to use a two-factor authentication choose X.509 certificate & PSK (two factor) .

Push browse button and search your EndianUTMAppliance.pkcs12 server certificate (this certificate is generate from the CA Authorithy like explained in this guide) and upload it pushing upload.Insert a challenge password and press Save and Restart.

Wait a few minutes and in Host Certificate and Ca Certificate you will see something like: